With special materials, concrete nails are specialty nails compared with common iron nails . In practical application, people also used to call it masonry nails. These nails are the most popular fasteners for securing objects into masonry and other hard & brittle materials. There are complete types of concrete nails, including galvanized concrete nails, color concrete nails, black concrete nails, bluish concrete nails with various special nail heads and shank types. Shank types include smooth shank, twilled shank for different substrate hardness. With above features, concrete nails offer excellent piecing and fixing strength for firm and strong sites. Feature Excellent anti-bending, anti-crack performance. Fluted shank provide greatest holding power. High resistant to withdrawal. Various surface coatings for increased durability. Various nail shank types for different requirements. Specification Material: carbon steel. Material model: High carbon steel. Hardness: > HRC 50°. Head: round, oval, headless. Head diameter: 0.051" – 0.472". Shank type: smooth, straight fluted, twilled fluted. Shank Diameter: 5–20 gauge. Length: 0.5" – 10". Point: diamond or blunt. Surface treatment: hot dipped galvanized, blank zinc coated. Package 25 kg/carton. Small packing: 1/1.5/2/3/5 kg/box. As your demand. Application Concrete nails are used for various securing materials to concrete wall and blocks. Building construction Projects Home improvement projects. Cinder blocks. Brick substrate. Bamboo pieces. Furring strips fixation. Wood framing fixation. Metal base fixation. Ledger board fixation. Garage poured slab. Hand rails fixation.